Exam 4: Cell Structure and Function

Ribosomes are the site of

____ are NOT composed of microtubules.

The fluid-mosaic model considers the cellular membranes to consist of ________ layer(s) of phospholipid molecules and that the individual phospholipids are able to move about within the structure of the membrane.

The phospholipids of a cellular membrane will have their ____ ends facing each other (inside) and their ____ ends facing away from each other (outside).

Which of the following do NOT contain endoplasmic reticulum?

These antigens are responsible for the rejection of transplanted tissues or organs from donors that are "incompatible."

I just found out that some people get repeated fungal infections because they cannot destroy these dangerous microbes after their white blood cells phagocytize them. This most likely means that these people have _______ that do not work properly.

Cell structures that function in cell division are

Which one of the following cell organelles contains RNA?

A membrane is NOT necessary in

When phospholipid molecules are placed in water

Which of the following structures is found inside the nuclear membrane?

The difference between chromatin material and chromosomes is

If molecules are taken into the cell and encased in a single membrane sac called a vacuole, the transport method used is most likely

Multi-stranded protein cords that function as cables inside of cells are the

A solution that has a higher concentration of dissolved materials than the solution it is compared to is

A carrier molecule is required for

Proteins are made at the

Solution "A" has a solute concentration of 10% while solution "B" Has a solvent concentration of 80%. If they are separated by a selectively permeable membrane

The aerobic cellular respiration (release of energy from food) of carbohydrates occurs in the